Ep 16. The Fourth Witch

In this episode of Winx Club, titled "The Fourth Witch," the Winx girls continue their quest to find the four pieces of the Codex, a magical book that is said to have the power to open the portal to the realm of Magix. With three pieces already in their possession, they set out to find the final piece, which is said to be located in Cloud Tower, the school for witches.

Upon arriving at Cloud Tower, the Winx girls are surprised to find out that a new witch, named Mitzi, has joined the school. Mitzi is a rival of Bloom, and the two girls have a history of not getting along. However, when they discover that the Trix, a trio of evil witches, are also at Cloud Tower searching for the Codex piece, the girls realize that they must put their differences aside and work together to stop them.

The Trix, who are disguised as new students at the school, have already made alliances with some of the other witches at Cloud Tower, and have begun to stir up trouble. They are determined to get their hands on the Codex piece, and will stop at nothing to find it.

The Winx girls use their powers of magic to search for the Codex piece, but they soon realize that they cannot do it alone. They decide to team up with some of the other students at Cloud Tower, including Mitzi, to track down the piece and stop the Trix.

As they search for the Codex piece, the Winx girls and their allies face many challenges and obstacles. They must overcome dangerous obstacles, battle fierce monsters, and face off against the Trix in order to find and protect the final piece of the Codex.

Throughout the episode, the Winx girls also learn more about themselves and their magical abilities. They uncover new powers and abilities that they never knew they had, and learn to work together as a team to overcome any obstacle in their path.

In the end, the Winx girls are able to find the final piece of the Codex and stop the Trix from getting their hands on it. They return to their home realm of Magix, ready to use the Codex to open the portal to a new realm and continue their quest to protect the magical worlds from evil forces.

Overall, "The Fourth Witch" is an exciting and action-packed episode of Winx Club that showcases the power of teamwork and the importance of putting aside differences to achieve a common goal. With new powers and abilities uncovered, and old rivalries put to rest, the Winx girls continue to grow and develop throughout the show, making for an engaging and entertaining watch.